Pair of Hepolite pistons. Supplied complete with Hepolite rings, gudgeon pins and circlips.
Bore size: 77mm +040 oversize
Compression ratio: 8.5-1
Hepolite number: 19342
For Norton Commando 850 (1973 on).
OEM: 064042, 06-4042
Our part no: 064042
CLASSIC BIKE SPARES specialises in spare parts for classic Triumph, Norton and BSA motorcycles. We carry over 5,000 parts, and we are getting more all the time. Enter the part number or part name in the Search box to find your part. If it's not on the shelf, we can try to get it for you! Some of the brands we stock are Amal carburettors, Lucas electrical, Tri-Spark and Boyer ignition kits, Devon rims and spokes, Hepolite pistons and Harris Triumph parts.
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Parts Pick up by appointment
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